<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8" />
		<title>8.关于控制台打印</title>
	</head>
	<body>
		<script type="text/javascript" >
			let arr = [{a:1},{b:2}]

			console.log(arr)
			debugger;

			arr[0].a = 10000
		</script>
	</body>
</html>